Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Yoonsup Kim

Junyong Ahn

Sunghyun Kim

Kihyun Sung

Sewon Min

Namsoo Kang

Soonkyeong Kwon

Junghoon Lee

Youngjae Park

Jong-hyun Shin

Junghyun Lee

Taeho Lee

Jieun Ban

A display device may include a display panel having a display area and a non-display area located in a first direction from the display area, a printed circuit board located in the first direction from the non-display area and configured to generate a signal, a driving film connected to the non-display area of the display panel and configured to drive the display panel in response to the signal, and a connecting film having a first end connected to the non-display area of the display panel and a second end connected to the printed circuit board. The connecting film electrically connects the printed circuit board and the driving film.

Curved display device including a printed circuit board

A compressor control apparatus includes a rectifier configured to rectify AC power to DC power; an inverter including a plurality of switching elements, configured to convert the DC power into a three-phase voltage according to a pulse width modulation (PWM) signal applied to the plurality of switching elements; a motor configured to receive a three-phase current based on the three-phase voltage; a current detector configured to detect a sum of a first phase current, a second phase current, and a third phase current supplied to the motor; and a controller configured to differently determine a duty ratio of the PWM signal applied to each of the plurality of switching elements, and to determine the first phase current, the second phase current, and the third phase current, respectively, based on the determined duty ratio and the sum of the currents detected from the current detector.

Apparatus and method of controlling compressor, and air conditioner including the same

A display device includes a display panel including a plurality of pixels, a timing controller that generates a first reference clock signal having a first pulse and a second reference clock signal having a second pulse, a signal generator that generates a vertical start signal of which an activation period starts in response to the first pulse and the second pulse and generates a gate clock signal and an inverted gate clock signal based on the first pulse and the second pulse, and a gate driver that generates a gate signal based on the vertical start signal, the gate clock signal, and the inverted gate clock signal and provides the gate signal to the pixels.

Display device and method of driving the same

A driving device of a display panel includes a timing controller which converts a first image data to a second image data, and generates control signals that control a driving timing of the second image data, a gamma data provider which determines a driving frequency of the second image data based on the number of a counting signal output during an active period and a blank period of a vertical synchronized signal, and outputs one of gamma data sets based on the driving frequency, a data driver which generates a data signal corresponding to the second image data based on the one of the gamma data set, and provides the data signal to a data line of a display panel based on the control signals, and a gate driver which provides the gate signal to a gate line of the display panel based on the control signals.

Driving device of display panel and display device including the same

A display device includes a display panel having a display region and a pad region on a side of the display region, a first printed circuit board spaced apart from the pad region and includes a first driving controller configured to generate a plurality of signals, a second printed circuit board adjacent to the first printed circuit board, a first driving film connected to the first printed circuit board, a second driving film connected to the second printed circuit board, a first signal transmission film connected to the first printed circuit board and including first signal transmission wirings, and a second signal transmission film connected to the second printed circuit board and the first signal transmission film and including second signal transmission wirings.

Display device

Growing community of inventors

Suwon-si, South Korea

Yoonsup Kim